147 entries under unknown topic. ×
| indeterminate(adjective, rough, uncertain, doubtful, unsettled) | |
| indistinguishable(adjective, vague, unclear, hazy) | |
| unsung(adjective, strange, unfamiliar, indefinite) | |
| unintelligible(adjective, hard, rough, difficult, solid) | |
| ill-defined(adjective, weak, rough, dark, uncertain) | |
| blind(verb, adjective, dull, close, cover) | |
| equivocal(adjective, cover, clear, rough, difficult) | |
| secluded(adjective, dark, near, distant, remote) | |
| undefined(adjective, rough, uncertain, doubtful, dim) | |
| unfamiliar(adjective, strange, new, different) | |
| unimportant(adjective, mean, simple, lower, poor) | |
| covered(adjective, remote, secret, hidden) | |
| dubious(adjective, rough, uncertain, unreasonable, doubtful) | |
| uncertain(adjective, clear, rough, difficult, dark) | |
| anonymous(adjective, strange, indefinite, unidentified) | |
| devious(adjective, humble, distant, minor, remote) | |
| imprecise(adjective, rough, vague, unclear) | |
| little known(expression, idiom, strange, new, complex) | |
| out-of-the-way(adjective, near, distant, remote) | |
| retired(adjective, quiet, remote, isolated) |
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| APA | Smart Define. (2016). obscure thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/obscure/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "obscure thesaurus" https://smartdefine.org/obscure/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, obscure thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/obscure/thesaurus/synonyms>. |
| MLA | Smart Define. "obscure thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/obscure/thesaurus/synonyms> |